European Union leaders will try to convince Turkey`s prime minister to help end Europe`s migration crisis in return for financial and political concessions but they remain unsure if Friday`s Brussels summit can clinch a deal.

European Union leaders on Monday hailed a "breakthrough" in talks with Turkey on a deal to curb the migrant crisis but delayed a decision until a summit next week to flesh out the details of Ankara`s new demands.

Turkish Prime Minister Ahmet Davutoglu on Thursday said a ceasefire agreed between Syria`s warring parties was only valid inside Syria and was "not binding" for Turkey if its national security was threatened.

Prime Minister Ahmet Davutoglu said on Thursday that Turkey would not be bound by the Syrian ceasefire plan if its security was threatened, and would take "necessary measures" against the Syrian Kurdish YPG and Islamic State if needed.

Turkish Prime Minister Ahmet Davutoglu blamed a Syrian Kurdish militia fighter working with Kurdish militants inside Turkey for a suicide car bombing that killed 28 people in the capital Ankara, and he vowed retaliation in both Syria and Iraq.

Turkish Prime Minister Ahmet Davutoglu blamed a Syrian Kurdish militia fighter working with Kurdish militants inside Turkey for a suicide car bombing that killed 28 people in the capital Ankara, and he vowed retaliation in both Syria and Iraq.

Turkey will continue to strike back at Kurdish fighters of the Democratic Union Party (PYD) in Syria, Prime Minister Ahmet Davutoglu told German Chancellor Angela Merkel on Sunday, despite growing pressure on Ankara to stop the shelling.

Turkey`s Prime Minister Ahmet Davutoglu said his country cannot be expected to shoulder the burden of refugees alone as 30,000 Syrians massed at the Turkish border after fleeing a Russia-backed regime offensive on the northern region of Aleppo.

Nine people were killed and 25 others injured on Friday when a fire broke out in a building in Cizre in southeastern Turkish province of Diyarbakar, a town that has been under a curfew since mid-December last year.

Turkey all but ruled out direct talks with Kurdish militants to end one of the worst periods of bloodshed in a three-decade insurgency on Friday, saying the government would instead bring what it called civil society groups to the table.